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Related Concept Videos

Cholesterol: Significance and Regulation01:29

Cholesterol: Significance and Regulation

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Although not a source of energy, cholesterol plays a significant role as a foundational structure for bile salts, steroid hormones, and vitamin D, as well as being a crucial component of plasma membranes. Approximately 15% of blood cholesterol is derived from our diet, with the remainder synthesized from acetyl CoA by the liver and intestines. Cholesterol is eliminated from the body through its conversion into bile salts, which are eventually discarded in the feces.
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The ability of a drug to produce structural deformations and functional abnormalities in the developing embryo or the fetus is called teratogenicity, and the drug producing this effect is known as a teratogen. Teratogenic effects include stillbirth, miscarriage, intrauterine growth restriction, and neurocognitive delay. A teratogen may affect the embryo at different stages of development, which is important in determining the type and extent of the damage. During blastocyst formation, the early...
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Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
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The nursing management of Mitral Valve Prolapse, or MVP, centers around patient education, symptom monitoring, and lifestyle modifications.Patient Education on MVP Diagnosis and Heredity: Nurses should provide comprehensive education about MVP, a condition where the mitral valve does not close appropriately during heartbeats. This education often includes the condition's pathophysiology, symptoms, and potential complications, like arrhythmias or mitral regurgitation. Though not fully...
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Hyperlipidemia, a medical condition often referred to as high cholesterol, is characterized by abnormally elevated levels of lipids in the bloodstream. When present in excess, these lipids, specifically cholesterol and triglycerides, can lead to serious health complications, often involving cardiovascular diseases. Illnesses like atherosclerosis, heart attacks, and pancreatitis have all been linked to untreated hyperlipidemia. This means controlling and regulating cholesterol and triglyceride...
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Related Experiment Video

Updated: Sep 3, 2025

Modeling Encephalopathy of Prematurity Using Prenatal Hypoxia-ischemia with Intra-amniotic Lipopolysaccharide in Rats
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Maternal Hypercholesterolemia May Involve in Preterm Birth.

Jingfei Chen1, Lan Hua1, Fei Luo2

  • 1Department of Obstetrics and Gynecology, The Second Xiangya Hospital, Central South University, Changsha, China.

Frontiers in Cardiovascular Medicine
|July 28, 2022
PubMed
Summary
This summary is machine-generated.

Maternal high cholesterol in pregnancy increases preterm birth risk. We hypothesize placental macrophages accumulating cholesterol disrupt immune tolerance, triggering early labor.

Keywords:
cholesterolinflammationlow-density lipoprotein receptormacrophagepreterm birth

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Last Updated: Sep 3, 2025

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A Murine Model of Fetal Exposure to Maternal Inflammation to Study the Effects of Acute Chorioamnionitis on Newborn Intestinal Development
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Author Spotlight: Studying the Impact of Maternal Dietary Deficiencies on Long-Term Offspring Health Outcomes
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Author Spotlight: Studying the Impact of Maternal Dietary Deficiencies on Long-Term Offspring Health Outcomes

Published on: June 28, 2024

492

Area of Science:

  • Reproductive biology
  • Immunology
  • Obstetrics

Background:

  • Maternal hypercholesterolemia is linked to higher preterm birth rates.
  • The biological mechanisms connecting high cholesterol and preterm birth remain unclear.
  • Placental macrophages are key in labor initiation and immune regulation.

Purpose of the Study:

  • To investigate the role of placental macrophages in mediating the effects of maternal hypercholesterolemia on preterm birth.
  • To test the hypothesis that excessive cholesterol uptake by macrophages leads to immune dysregulation and labor.

Main Methods:

  • This study proposes a hypothesis-driven approach, not detailing specific experimental methods.
  • Focuses on the proposed mechanism involving macrophage cholesterol accumulation.

Main Results:

  • The study hypothesizes that macrophage cholesterol accumulation disrupts placental immune tolerance.
  • This disruption is proposed to precipitate preterm labor.

Conclusions:

  • Maternal hypercholesterolemia may increase preterm birth risk via macrophage-mediated immune changes in the placenta.
  • Further research is needed to confirm this mechanism and explore therapeutic targets.